ASSESSMENT OF HEAD ANDITS STRUCTURES Flashcards
is the part of a human body which includes the ears, brain, forehead, cheeks, chin, eyes, nose, and mouth, each of which aid in various sensory functions such as sight, hearing, smell, and taste
head
Responsible for hearing and balance
Ears
valuable sense organ that gives us the ability to see
Eyes
It allows for light perception and vision, including the ability to differentiate between colors and depth
Eyes
The mouth contains the
teeth, tonsils, and tongue
2 main functions of the mouth
Eating and speaking
Three nerves of the mouth
facial, glossopharyngeal, and vagus
helps speaking; its movement inside the
mouth helps form sounds that become words
tongue
Responsible for smelling
Nose
_______________________ in your upper nasal cavity send
messages to your brain to help you distinguish an infinite number of smells
Olfactory nerves
Gateway to Respiratory System
Nose
THE EXTERNAL EYE
Structures include the
eyelids and surrounding tissues, conjunctiva, lacrimal apparatus, cornea, and anterior chamber
ASSESSMENT OF THE EYE
Includes:
- External eye structure
- Visual fields
- Extra ocular muscle test
- Visual acuity
cross eye
Strabismus
Nearsightedness
Myopia
Farsightedness
Hyperopia
Loss of elasticity of the lens and thus loss of ability to see close objects
Presbyopia
An uneven curvature of the cornea that prevents horizontal and vertical rays from focusing on the retina
Astigmatism